From ce8c8dad63de9d8c8bd32e193fe1da900ec4c4d4 Mon Sep 17 00:00:00 2001
From: Xiaohan Wang <xiaohan.wang@shopcider.com>
Date: Mon, 29 Sep 2025 16:55:43 +0800
Subject: [PATCH] fix: add mcp support for anthropic native tool input schema

---
 src/services/claude.ts | 4 +++-
 1 file changed, 3 insertions(+), 1 deletion(-)

diff --git a/src/services/claude.ts b/src/services/claude.ts
index 760938f..62c05e8 100644
--- a/src/services/claude.ts
+++ b/src/services/claude.ts
@@ -1434,7 +1434,9 @@ async function queryAnthropicNative(
         description: typeof tool.description === 'function' 
           ? await tool.description() 
           : tool.description,
-        input_schema: zodToJsonSchema(tool.inputSchema),
+        input_schema:'inputJSONSchema' in tool && tool.inputJSONSchema
+          ? tool.inputJSONSchema
+          : zodToJsonSchema(tool.inputSchema),
       }) as unknown as Anthropic.Beta.Messages.BetaTool,
     )
   )